package cc.inik.po;

import java.util.Scanner;

public class Operator {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);
        int scoreZhangsan = scanner.nextInt();
        int scoreLisi = 80;
        boolean moreThan = scoreZhangsan > scoreLisi;
        System.out.println(moreThan);
        scanner.close();
    }
}
